The item Adaptive EQ automatically adjusts music to your ears; the new contoured design; spatial audio with dynamic head tracking places sound all around you; and the Force sensor makes it simple to control your entertainment, answer or end calls, and more. Sweat and water resistant; able to listen for up to six hours on a single charge; and able to listen for up to thirty hours overall when using the MagSafe Charging Case • Saying "Hey Siri" gives you instant access to Siri. In-ear detection, effortless setup, and automated switching for a mystical experience Using your iPhone, iPad, iPod touch, or Apple TV, you can effortlessly share audio between two pairs of AirPods.